On Wed, May 16, 2007 at 12:38:55AM -0400, Brandon S. Allbery KF8NH wrote: > On May 16, 2007, at 0:35 , Rob Hoelz wrote: > > >wrapping returns time_t. I see that this maps to CTime in > >Foreign.C.Types, but I can't figure out how to convert it to an Int > >(or > >any other useful Haskell type, for that matter) for the life of me. > >I've poured over the standard library docs, but to no avail. Could > >someone give me a hint? > > It's an instance of Enum, so use fromEnum to create an Int. (Don't > feel too bad, it took me an embarrasingly long amount of time to > figure that out as well; before that I used read . show :)
I'm not sure it's a good idea - in theory, Int can have fewer bits than CTime. I wonder why CTime is not Integral - maybe there is no such guarantee for time_t? If so, then you shouldn't rely on Enum. The safest bet seems to be toRational - CTime is Real. Best regards Tomek _______________________________________________ Haskell-Cafe mailing list Haskell-Cafe@haskell.org http://www.haskell.org/mailman/listinfo/haskell-cafe